Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialGray Harrelson
#439 · 1:12:54 · M42 · Group X · INV
Wave start 8:22 AM (X-INV)
Athlete B
OfficialNathan Blomgren
#443 · 1:16:04 · M53 · Group U · INV
Wave start 8:19 AM (U-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Gray (X-INV) started at 8:22 AM; Nathan (U-INV) started at 8:19 AM. That gave Nathan a 3 minutes head start on Gray. On foot, Gray ran 1:12:54 and Nathan ran 1:16:04 — Gray was 3:10 faster than Nathan. Gray took official place 439th (time-based 419th) and Nathan took official place 443rd (time-based 523rd). Gray was faster on foot and finished ahead on the official clock too. Biggest swing: Gray gained 2:56 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Nathan Blomgren (U-INV) started 3 min earlier than Gray (X-INV).
- Overall place Δ
- -4
- Actual time Δ
- -3:10
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Nathan earlier)
- Finish clock Δ
- -0:10
- Section place Δ
- +8
Δ = Gray − Nathan. Negative means Gray is ahead/faster.
Race timeline
Computed- Nathan (U-INV) started at 8:19 AM.
- Gray (X-INV) started at 8:22 AM, 3:00 later.
- Actual running time: Gray was 3:10 faster on foot than Nathan.
- Finish clock: Gray crossed the line 0:10 ahead of Nathan — Gray wins this head-to-head.
Δ (A − B): actual -3:10 · finish clock -0:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Gray | Nathan | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:37 | 8:45 | -0:08 |
| Stairs to Windy Gap | 6:30 | 6:38 | -0:08 |
| Windy Gap to Muir Woods | 6:23 | 5:28 | +0:55 |
| Muir Woods to Cardiac | 28:11 | 31:07 | -2:56 |
| Cardiac to White Gate | 14:19 | 14:32 | -0:13 |
| White Gate to The Stile | 7:01 | 7:24 | -0:23 |
| The Stile to Finish | 1:53 | 2:10 | -0:17 |
Δ negative = Gray ran the segment faster.